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All results from a given calculation for NH2CH2OH (aminomethanol)

using model chemistry: HF/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes 1A
Energy calculated at HF/cc-pVTZ
 hartrees
Energy at 0K-170.148130
Energy at 298.15K-170.154823
HF Energy-170.148130
Nuclear repulsion energy83.208757
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at HF/cc-pVTZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A 4158 3784 42.66      
2 A 3807 3464 3.57      
3 A 3723 3389 1.76      
4 A 3248 2956 43.64      
5 A 3176 2890 74.13      
6 A 1802 1640 32.22      
7 A 1644 1496 0.23      
8 A 1552 1412 50.96      
9 A 1504 1369 0.03      
10 A 1488 1354 13.26      
11 A 1247 1135 47.96      
12 A 1182 1076 66.52      
13 A 1136 1034 221.25      
14 A 983 895 2.76      
15 A 903 822 146.53      
16 A 521 474 45.67      
17 A 399 364 95.24      
18 A 292 265 81.66      

Unscaled Zero Point Vibrational Energy (zpe) 16381.1 cm-1
Scaled (by 0.9101) Zero Point Vibrational Energy (zpe) 14908.4 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at HF/cc-pVTZ
ABC
1.31035 0.32723 0.29333

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.212 -0.158 -0.017
C2 -0.039 0.533 0.047
O3 -1.180 -0.265 -0.114
H4 1.292 -0.685 -0.861
H5 1.344 -0.776 0.755
H6 -0.083 1.069 0.988
H7 -0.080 1.254 -0.756
H8 -1.283 -0.839 0.624

Atom - Atom Distances (Å)
  N1 C2 O3 H4 H5 H6 H7 H8
N11.43042.39660.99810.99812.04782.05112.6645
C21.43041.40222.01972.03211.08421.07941.9400
O32.39661.40222.61652.71822.04911.98260.9403
H40.99812.01972.61651.61862.89612.37772.9762
H50.99812.03212.71821.61862.34492.90382.6311
H62.04781.08422.04912.89612.34491.75372.2831
H72.05111.07941.98262.37772.90381.75372.7805
H82.66451.94000.94032.97622.63112.28312.7805

picture of aminomethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 O3 115.574 N1 C2 H6 108.262
N1 C2 H7 108.811 C2 N1 H4 111.299
C2 N1 H5 112.382 C2 O3 H8 110.267
O3 C2 H6 110.341 O3 C2 H7 105.316
H4 N1 H5 108.362 H6 C2 H7 108.299
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.375      
2 C 0.143      
3 O -0.400      
4 H 0.147      
5 H 0.134      
6 H 0.063      
7 H 0.089      
8 H 0.199      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.290 -1.070 1.278 1.692
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.395 -1.409 -2.058
y -1.409 -17.034 -1.444
z -2.058 -1.444 -16.535
Traceless
 xyz
x -6.610 -1.409 -2.058
y -1.409 2.931 -1.444
z -2.058 -1.444 3.679
Polar
3z2-r27.358
x2-y2-6.361
xy-1.409
xz-2.058
yz-1.444


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.703 -0.065 -0.060
y -0.065 3.543 -0.113
z -0.060 -0.113 3.485


<r2> (average value of r2) Å2
<r2> 48.731
(<r2>)1/2 6.981